<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8" />
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <title>Page Title</title>
  <meta name="viewport" content="width=device-width, initial-scale=1">
</head>
<body>
  <div id="app">
    hello,webpack
  </div>
  <div class="bg1 bg"></div>
  <div class="bg2 bg"></div>
  <div class="box">
    test
  </div>
</body>
</html>